OpenTechnical

OT-2026-000053368

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, pump fed, supply line pressure sensor, pulsed blow-off after set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000053368) never changes.

Identity and time

Publication numberOT-2026-000053368 · never reused
Internal UUID01a0ae85-0a8f-777f-bbad-0f572b98791d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:09.762364Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053368
StatusPUBLIC

Content hashes

Canonical text3ed1bc3687ec37179aafbcf5d7b6d744f157f574b69b20d2a8a1a51c8da9c286
Markdown3145ab1756dbdde01204e42ec7cec8bb2ffbf9047b0cc09948371c77354f0e5c
PDF
Publication pagebff586f131f28baecfcbe810eed1baa4e869060c3eeeabda312d11b7e8ea0d78
Manifest5effb0f297ed3326c4e752e2b692d8e3dde058da6f34a3a55e2e73d3672d090b

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignaturepJ990yuE0GiqOKcTCGm3/DTqEkWyder6Gsy/nunhUh2wHlt5Ljcgjc0G1RL8+hjY4aQe0EPtERgQh/C+1GhnCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:55:05.142527ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053368
observed bff586f131f28baecfcbe810eed1baa4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:05.123975ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053368/manifest.json
observed 5effb0f297ed3326c4e752e2b692d8e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:05.106697ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053368/publication.md
observed 3145ab1756dbdde01204e42ec7cec8bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:05.088436ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053368/publication.txt
observed 3ed1bc3687ec37179aafbcf5d7b6d744...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.